crowsfoot: Update submodule to latest commit
Merge pull request #30 from alanorth/crowsfoot-update

crowsfoot theme: submodule was updated!!
Create an about-us page...

…that also shows up on the top menu.
Display pages on menu

This is set to True by default. Setting it explicitly just in case.
Add home menu item

Show a Home menu item as first item on top nav.
Create an about-us page...

…that also shows up on the top menu.
Display pages on menu

This is set to True by default. Setting it explicitly just in case.
change file name...

…from join_us.md to about_us.md
Merge branch 'upstream-about'

* upstream-about:
  change file name...
  Display pages on menu
  Create an about-us page...
  Add home menu item
  crowsfoot: Update submodule to latest commit